Patancheru: The three-day Medak district-level ball badminton selection competitions under the leadership of national coach P S Rao began at BHEL Community Centre on Friday. General manager Srinivas participated as the chief guest. About 200 players are taking part in various categories like under-13/15/17/19 for women, men and mixed doubles.Addressing the participants, Srinivas and liaison officer Shankarayya stated that the competitions could enhance their standards. They complimented the organisers for holding the competitions. Among those present were welfare officer Maya Brahma, coach Balakrishna and Samuel.